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                [Cerc2013]Subway                </h1>
                <p>时间限制：20s&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  空间限制：256MB</p>			</div>
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                                <h3>题目描述</h3><p><div>小J要坐地铁到小M家去玩。有很多的地铁站，有很多条双向的地铁线路连接它们。从一个站到一个直接相邻的站都只要1min，换线不需要时间。给你地铁图，你的任务是帮助小J安排他的路线，使得换乘（在一条线路上回头也算换乘）次数尽量少，且让他坐的尽量久。</div></p><hr/><h3>输入格式</h3><p><p>第一行包含一个数T，代表数据组数</p>
<div>每一组测试数据如下:</div>
<div>每组数据用一个回车开头，接下来的两行以&ldquo;Stops:&rdquo;和&rdquo;Lines:&rdquo;(不包含引号)开头，并且分别包含站点和线路的名称，之间用一个逗号和一个空格隔开。接下来对于每条线路有单独的一行，以线路的名称+&rdquo; route:&rdquo;开头，后面包含它经过的站点，之间用一个逗号和一个空格隔开。最后两行告诉你小J与小M的位置。<span class="Apple-tab-span" style="white-space: pre;">	</span></div></p><hr/><h3>输出格式</h3><p><p>&nbsp;对于每组测试数据，打印单独的一行代表小J的最优线路（详情请见样例数据），保证最优路径存在。</p></p><hr/><h3>样例输入</h3><pre>3

Stops: OxfordCircus, PiccadillyCircus, HydeParkCorner, King’sCross, GreenPark, Arsenal, Victoria, Highbury&Islington, LeicesterSquare
Lines: Blue, Cyan
Cyan route: Highbury&Islington, King’sCross, OxfordCircus, GreenPark, Victoria
Blue route: HydeParkCorner, GreenPark, PiccadillyCircus, LeicesterSquare, King’sCross, Arsenal
Johny lives at King’sCross
Michelle lives at GreenPark

Stops: OxfordCircus, PiccadillyCircus, HydeParkCorner, King’sCross, GreenPark, Arsenal, Victoria, Highbury&Islington, LeicesterSquare
Lines: Blue, Cyan
Cyan route: Highbury&Islington, King’sCross, OxfordCircus, GreenPark, Victoria
Blue route: HydeParkCorner, GreenPark, PiccadillyCircus, LeicesterSquare, King’sCross, Arsenal
Johny lives at PiccadillyCircus
Michelle lives at LeicesterSquare

Stops: OxfordCircus, PiccadillyCircus, HydeParkCorner, King’sCross, GreenPark, Arsenal, Victoria, Highbury&Islington, LeicesterSquare
Lines: Blue, Cyan
Cyan route: Highbury&Islington, King’sCross, OxfordCircus, GreenPark, Victoria
Blue route: HydeParkCorner, GreenPark, PiccadillyCircus, LeicesterSquare, King’sCross, Arsenal
Johny lives at Victoria
Michelle lives at HydeParkCorner</pre><hr/><h3>样例输出</h3><pre>optimal travel from King’sCross to GreenPark: 1 line, 3 minutes
optimal travel from PiccadillyCircus to LeicesterSquare: 1 line, 1 minute
optimal travel from Victoria to HydeParkCorner: 2 lines, 7 minutes</pre><hr/><h3>提示</h3><p><p>&nbsp;站点数&lt;=300000 &nbsp; &nbsp;线路数&lt;=100000 &nbsp; 线路总长度&lt;=1000000 &nbsp; 名称长度&lt;=50 &nbsp;名称可以包括字母、数字、减号(-)、单引号(')、and标志(&amp;)，保证没有自环。</p></p><hr/><h3>题目来源</h3><p>没有写明来源</p>
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